:root{
  --bg:#0c1116; --panel:#0f151b; --muted:#9fb0bf; --text:#eaf0f6; --line:#1a2630;
  --accent:#2ea8ff; --accent-2:#6cc0ff; --radius:14px; --container:1100px;
}
*{box-sizing:border-box}html,body{margin:0}
body{font:16px/1.6 Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial;color:var(--text);background:linear-gradient(120deg,#0b0f14,#0e141b,#101a22);background-size:180% 180%;animation:bgShift 28s ease-in-out infinite}
a{color:inherit}

/* Header */
.site-header{position:sticky;top:0;z-index:10;display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 16px;background:rgba(12,17,22,.7);backdrop-filter:blur(6px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px}
.logo{width:36px;height:36px;border-radius:10px;background:#0b1218;border:1px solid var(--line);display:grid;place-items:center;font-weight:900;color:var(--accent)}
.brand-text{font-weight:800;letter-spacing:.2px}
.nav{display:none;gap:16px}
.nav a{color:var(--text);text-decoration:none;padding:6px 8px;border-radius:10px;border:1px solid transparent}
.nav a:hover{background:#0f151b;border-color:var(--line)}
.menu-btn{display:inline-flex;background:transparent;border:1px solid var(--line);color:var(--text);padding:8px 10px;border-radius:10px}
@media (min-width:900px){.nav{display:flex}.menu-btn{display:none}}

/* Drawer */
.drawer{position:fixed;inset:0 40% 0 0;background:rgba(12,17,22,.96);transform:translateX(-100%);transition:transform .3s ease;border-right:1px solid var(--line);padding:16px;z-index:20}
.drawer.open{transform:translateX(0)}
.drawer .close{position:absolute;top:8px;right:12px;background:transparent;border:0;color:var(--muted);font-size:28px;cursor:pointer}
.drawer-link{display:block;color:var(--text);text-decoration:none;padding:12px;border-radius:10px;border:1px solid transparent}
.drawer-link:hover{background:#0f151b;border-color:var(--line)}
@media (min-width:900px){.drawer{display:none}}

/* Layout */
.container{max-width:var(--container);margin:0 auto;padding:0 16px}
.section{padding:42px 0;border-top:1px solid var(--line)}
.site-footer{border-top:1px solid var(--line);padding:20px;text-align:center;color:#9fb0bf}

/* Buttons & inputs */
.btn{display:inline-block;padding:10px 14px;border-radius:10px;border:1px solid var(--line);color:var(--text);text-decoration:none;background:#0f151b;transition:background .2s ease, transform .2s ease}
.btn:hover{background:#111b22;transform:translateY(-1px)}
.btn.primary{background:var(--accent);border-color:transparent;color:#06141e}
.btn.primary:hover{background:var(--accent-2)}
.input{background:#0f151b;border:1px solid var(--line);border-radius:10px;color:var(--text);padding:10px 12px;min-width:220px}
.input:focus{outline:none;border-color:var(--accent)}

/* Intro */
.intro{position:fixed;inset:0;display:grid;place-items:center;z-index:1000;transition:opacity .6s ease, visibility .6s ease}
.intro.hidden{opacity:0;visibility:hidden}
.intro-bg{position:absolute;inset:0;background:url('intro-bg.jpg') center/cover no-repeat}
.intro-overlay{position:absolute;inset:0;background:rgba(0,0,0,.5)}
.intro-box{position:relative;z-index:1;background:rgba(15,21,27,.6);backdrop-filter:blur(6px);border:1px solid var(--line);border-radius:var(--radius);padding:24px 20px;text-align:center}
.intro-box h1{margin:0 0 6px;font-weight:800}
.intro-box h1 span{color:var(--accent)}
.muted{color:var(--muted);margin:0 0 10px}

/* Hero */
.hero{padding:56px 0 32px}
.hero-text{max-width:720px}
.lead{color:var(--muted)}
.cta{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}

/* Carousel */
.carousel{position:relative;overflow:hidden;border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:rgba(0,0,0,.15)}
.track{display:flex;gap:16px;will-change:transform}
.slide{min-width:300px;max-width:360px;flex:0 0 auto;background:#0f151b;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.slide img{display:block;width:100%;height:170px;object-fit:cover}
.slide .body{padding:12px}
.slide h3{margin:0 0 6px;font-size:18px}
.slide p{margin:0 0 10px;color:var(--muted)}
.slide .row{display:flex;align-items:center;justify-content:space-between}
.price{background:#15202a;border:1px solid var(--line);padding:4px 8px;border-radius:999px;color:var(--accent);font-weight:700}

/* Cards grid (other pages can reuse) */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.card{background:#0f151b;border:1px solid var(--line);border-radius:14px;padding:16px}
.card h3{margin:0 0 8px}
.card p{margin:0;color:var(--muted)}

/* Animations */
.section{opacity:0;transform:translateY(14px);transition:opacity .6s ease, transform .6s ease}
.section.visible{opacity:1;transform:translateY(0)}
@keyframes bgShift{0%{background-position:0% 50%}50%{background-position:100% 50%}100%{background-position:0% 50%}}

.product-card {
  background: rgba(20, 20, 20, 0.8);
  border-radius: 12px;
  padding: 15px;
  text-align: center;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.product-card img {
  width: 100%;
  border-radius: 10px;
  margin-bottom: 10px;
  opacity: 0.9;
  transition: opacity 0.3s ease;
}

.product-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.product-card:hover img {
  opacity: 1;
}